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126935MARKET SYSTEMS07/05/2025 02:52:29 PM
CHG0103124 - Planned System Maintenance activity.
Change Number: CHG0103124
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 07/05/2025 12:00:00
Change End Date & Time: 07/05/2025 13:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 07/05/2025 12:00:00
Change End Date & Time: 07/05/2025 13:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
126930INTER-REGIONAL TRANSFER07/05/2025 02:33:00 PM
Inter-regional transfer limit variation - Newcastle - Eraring (90) 330 kV line - NSW region - 07/05/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Newcastle - Eraring (90) 330 kV line - NSW region - 07/05/2025
A planned outage of Newcastle - Eraring (90) 330 kV line in the NSW region was scheduled from 0700 hrs 07/05/2025 to 1700 hrs 10/05/2025.
The outage has been completed and Newcastle - Eraring (90) 330 kV line returned to service at 1335 hrs 07/05/2025
Constraint set(s) revoked: N-ERNC_90
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Newcastle - Eraring (90) 330 kV line - NSW region - 07/05/2025
A planned outage of Newcastle - Eraring (90) 330 kV line in the NSW region was scheduled from 0700 hrs 07/05/2025 to 1700 hrs 10/05/2025.
The outage has been completed and Newcastle - Eraring (90) 330 kV line returned to service at 1335 hrs 07/05/2025
Constraint set(s) revoked: N-ERNC_90
Manager NEM Real Time Operations
126924MARKET SYSTEMS07/05/2025 10:50:59 AM
CHG0103083 - Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)
Change Number: CHG0103083
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)
Change Start Date & Time: 14/05/2025 01:00:00
Change End Date & Time: 14/05/2025 06:00:00
Outage Start Date & Time: 14/05/2025 01:00:00
Outage End Date & Time: 14/05/2025 06:00:00
Environment: Production
Participant Impact and Requirements: Outage Duration:
1 x 60 Seconds during the window
Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Perth).
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)
Change Start Date & Time: 14/05/2025 01:00:00
Change End Date & Time: 14/05/2025 06:00:00
Outage Start Date & Time: 14/05/2025 01:00:00
Outage End Date & Time: 14/05/2025 06:00:00
Environment: Production
Participant Impact and Requirements: Outage Duration:
1 x 60 Seconds during the window
Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Perth).
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
126911MARKET SYSTEMS06/05/2025 05:55:38 PM
CHG0103124:EMS NEM - Network Outage Scheduler (NOS)
Change Number: CHG0103124
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 07/05/2025 12:00:00
Change End Date & Time: 07/05/2025 13:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 07/05/2025 12:00:00
Change End Date & Time: 07/05/2025 13:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
126910MARKET SYSTEMS06/05/2025 05:50:55 PM
CHG0102490:Production MSATS and eMDM Availability Zone Maintenance Release
Change Number: CHG0102490
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management
Change Title: Production MSATS and eMDM Availability Zone Maintenance Release
Change Start Date & Time: 11/05/2025 10:00:00
Change End Date & Time: 11/05/2025 14:00:00
Outage Start Date & Time: 11/05/2025 10:00:00
Outage End Date & Time: 11/05/2025 14:00:00
Environment: Production
Participant Impact and Requirements: MSATS will be unavailable during this outage.
Meter data processing and RM reports will be unavailable during this outage.
User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.
MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage.
NMI Discovery will be unavailable during this outage.
CDR and CDP will be unavailable during this outage.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management
Change Title: Production MSATS and eMDM Availability Zone Maintenance Release
Change Start Date & Time: 11/05/2025 10:00:00
Change End Date & Time: 11/05/2025 14:00:00
Outage Start Date & Time: 11/05/2025 10:00:00
Outage End Date & Time: 11/05/2025 14:00:00
Environment: Production
Participant Impact and Requirements: MSATS will be unavailable during this outage.
Meter data processing and RM reports will be unavailable during this outage.
User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.
MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage.
NMI Discovery will be unavailable during this outage.
CDR and CDP will be unavailable during this outage.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
126909SETTLEMENTS RESIDUE06/05/2025 05:00:30 PM
[EventId:202505061700_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 06 May 2025 17:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1700 hrs on 6 May 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 6 May 2025.
Refer to market notice: 126908
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1700 hrs on 6 May 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1700 hrs on 6 May 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 6 May 2025.
Refer to market notice: 126908
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1700 hrs on 6 May 2025.
This is an AEMO autogenerated Market Notice.
126908SETTLEMENTS RESIDUE06/05/2025 04:20:26 PM
[EventId:202505061620_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 06 May 2025 16:20
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1620 hrs on 6 May 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 6 May 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.
The negative residue constraint set NRM_VIC1_SA1 commenced operating from 1620 hrs on 6 May 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1620 hrs on 6 May 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 6 May 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.
The negative residue constraint set NRM_VIC1_SA1 commenced operating from 1620 hrs on 6 May 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
126903INTER-REGIONAL TRANSFER06/05/2025 12:59:40 PM
Inter-regional transfer limit variation - South East - Tailem Bend No. 2 275 kV Line - SA region - 06/05/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - South East - Tailem Bend No. 2 275 kV Line - SA region - 06/05/2025
At 1300 hrs 06/05/2025 there was a short notice outage of South East - Tailem Bend No. 2 275 kV Line .
The following constraint set(s) invoked at 1300 hrs 06/05/2025
S-TBSE
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,NSW1-QLD1,T-V-MNSP1,V-S-MNSP1,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - South East - Tailem Bend No. 2 275 kV Line - SA region - 06/05/2025
At 1300 hrs 06/05/2025 there was a short notice outage of South East - Tailem Bend No. 2 275 kV Line .
The following constraint set(s) invoked at 1300 hrs 06/05/2025
S-TBSE
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,NSW1-QLD1,T-V-MNSP1,V-S-MNSP1,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
126878SETTLEMENTS RESIDUE05/05/2025 06:30:15 PM
[EventId:202505051830_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 05 May 2025 18:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1830 hrs on 5 May 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 5 May 2025.
Refer to market notice: 126877
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1830 hrs on 5 May 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1830 hrs on 5 May 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 5 May 2025.
Refer to market notice: 126877
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1830 hrs on 5 May 2025.
This is an AEMO autogenerated Market Notice.